12th Marine Regiment

1/12 Deactivation Ceremony

U.S. Marines with 1st Battalion, 12th Marines, 3d Marine Division, participate in the unit’s deactivation ceremony on Marine Corps Base Hawaii, May 26, 2023. The deactivation is in accordance with Force Design 2030’s modernization efforts. The battalion has played a valuable role in setting conditions for the 3d Marine Littoral Regiment, and future MLRs, to provide combat ready and lethal forces in the Indo-Pacific. 3d MLR and 12th Marines, which is scheduled to transition to an MLR in 2025, will provide ready and capable stand-in forces to the first island chain, bolstering the United States Indo-Pacific Command’s ability to support deterrence efforts and respond to potential crises with allies and partners. (U.S. Marine Corps photo by Sgt. Israel Chincio)

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ARTP 23.1: U.S. Marines and JGSDF Race to Emplace

Japan Ground Self Defense Force soldiers with North Eastern Army Artillery Unit display an artillery cannon after the completion of Artillery Relocation Training Program 23.1 at Ojojihara Maneuver Area, Miyagi, Japan, June 5, 2023. ARTP provides Marines the opportunity to rehearse live-fire operations across a range of climates and conditions, providing combat ready forces in the Indo-Pacific. The Marines are currently deployed with 3d Battalion, 12th Marines, 3d Marine Division. (U.S. Marine Corps photo by Cpl. Michael Taggart)

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Typhoon Crossbow HIRAIN

U.S. Marine Corps Cpl. Christian Hernandez conducts a maintenance inspection during a High Mobility Artillery Rocket System Rapid Infiltration demonstration on Iwo To, Japan, June 13, 2023. The exercise demonstrated the Marine Corps’ capability to rapidly emplace, fire, and displace in austere environments. Anderson, a native of Ivanhoe, California, is a High Mobility Artillery Rocket System operator with 5th Battalion, 11th Marines and is forward deployed in the Indo-Pacific under 3d Battalion, 12th Marines, 3d Marine Division as part of the Unit Deployment Program. (U.S. Marine Corps photo by Lance Cpl. Lucas Lu)

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Jamin Davis visits Marines of 3/12

Jamin Davis, a linebacker for the Washington Commanders, runs with U.S. Marines from 3d Battalion, 12th Marines, 3d Marine Division on Camp Hansen, Okinawa, Japan, March 10, 2023. Davis’ visit with the Marines included a physical training session and a tour of the regiment's facilities. Davis said the experience deepened his appreciation of our country's service members. “Marines go through so much on a daily basis. It just makes you respect them that much more. Every chance I get I’m going to step up and say, ‘thank you.’” (U.S. Marine Corps photo by Sgt. Jennifer Andrade)

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ARTP 23.1: Day 5

U.S. Marines fire a M777 Howitzer during Artillery Relocation Training Program 23.1 at Ojojihara Maneuver Area, Miyagi, Japan, May 27, 2023. ARTP provides Marines the opportunity to rehearse live-fire operations across a range of climates and conditions, providing lethal combat ready forces in the Indo-Pacific. The Marines are currently deployed with 3d Battalion, 12th Marines, 3d Marine Division. (U.S. Marine Corps photo by Cpl. Michael Taggart)

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ARTP 23.1: Medevac

U.S. Navy Corpsmen treat simulated casualties for a medical evacuation drill during Artillery Relocation Training Program 23.1 at Ojojihara Maneuver Area, Miyagi, Japan, May 23, 2023. ARTP provides Marines the opportunity to rehearse live-fire operations across a range of climates and conditions, providing combat ready forces in the Indo-Pacific. The Corpsmen and Marines are currently deployed with 3d Battalion, 12th Marines, 3d Marine Division. (U.S. Marine Corps photo by Cpl. Michael Taggart)

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12th Marine Regiment Leaders

Commanding Officer

Colonel Peter B. Eltringham

A native of Providence, Rhode Island, Colonel Eltringham graduated from Penn State University and commissioned in 2000. He commanded at each level from platoon to battalion - including Artillery Instructor Battery, TBS, Headquarters Battery, 3rd Battalion, 11th Marines, Security Force Assistance...

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Official Photo

Sergeant Major

Sergeant Major Ismael G. Bamba

Sergeant Major Ismael G. Bamba enlisted in the Marine Corps in March 1999 and completed recruit training at MCRD Parris Island, SC where he was meritoriously promoted to Private First Class. Following Recruit Training, he attended the School of Infantry in Camp Lejeune, NC where he received the MOS...

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Official Photo

12th Marine Regiment

3d Marine Division

UNIT 36050

FPO AP 96385-6050

After Hours Duty Phone

DSN: 315-623-7355

COM: +81-98-969-7355

Uniform Victim Advocate (UVA)

DSN: 315-623-4647

COM: +81-98-969-4647

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S-1 (Administration)

Billet	Phone Number
S-1 Adjutant Officer	DSN: 315-623-4141 COM: +81-98-969-4141
S-1 Chief	DSN: 315-623-7355 COM: +81-98-969-7355
Career Planner	DSN: 315-623-2000 COM: +81-98-969-2000
Unit Voting Assistance Officer	DSN: 315-623-1140 COM: +81-98-969-1140

S-2 (Intelligence)

Billet	Phone Number
S-2 Officer	DSN: 315-623-7237 COM: +81-98-969-7237

S-3 (Operations)

Billet	Phone Number
S-3 Officer	DSN: 315-623-4520 COM: +81-98-969-4520
S-3 Chief	DSN: 315-623-4050 COM: +81-98-969-4050

S-4 (Logistics)

Billet	Phone Number
S-4 Officer	DSN: 315-623-7277 COM: +81-98-969-7277
S-4 Chief	DSN: 315-623-7216 COM: +81-98-969-7216
Supply	DSN: 315-623-7679 COM: +81-98-969-7679
Chaplain	DSN: 315-623-7398 COM: +81-98-969-7398
Medical	DSN: 315-623-8807 COM: +81-98-969-8807